Details
- Season
- Season 3
- Episode
- S03xE15
- Air Date
- 08 February 2010
- Where to watch
Overview
The Big Bang Theory season 3, episode 15 — “The Large Hadron Collision” (S03xE15) first aired on 08 February 2010.
Leonard can only bring one guest on a trip to see CERN's Large Hadron Collider (the world's largest and highest energy particle accelerator) in Switzerland on Valentine's Day.